/* CHÈ VIỆT - giao diện đồi chè bậc thang (mẫu 1270) */
/* Bảng màu: lá chè đậm, búp non, đất nung, kem sữa */
:root{
  --leaf:#2e5339;
  --leaf-deep:#23412f;
  --leaf-2:#1b3225;
  --bud:#7fb069;
  --bud-soft:#a3cc8f;
  --clay:#b3654e;
  --clay-soft:#cd8266;
  --cream:#f7f5ee;
  --cream-2:#ebe6d7;
  --mist:#8fa8ad;
  --honey:#d9a441;
  --rose:#9b7f96;
  --line:rgba(46,83,57,.35);
  --tx:#38403a;
  --tx-soft:#7a827b;
  --shadow:0 18px 44px -18px rgba(27,50,37,.45);
  --radius:18px;
  --font-head:'Prata',serif;
  --font-body:'Be Vietnam Pro',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
body.ch-body{
  font-family:var(--font-body);
  color:var(--tx);
  background:var(--cream);
  font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
.ch-shell{max-width:1240px;margin:0 auto;padding:0 24px}
.ch-skip{position:absolute;left:-9999px;top:0;background:var(--clay);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 12px 0}
.ch-skip:focus{left:0}

/* Dai doi chè cong lop bac thang tren cung */
.ch-terrband{height:20px;background:
  radial-gradient(120px 26px at 22% 100%,rgba(163,204,143,.5) 98%,transparent),
  radial-gradient(160px 34px at 52% 108%,rgba(127,176,105,.55) 98%,transparent),
  radial-gradient(200px 40px at 84% 116%,rgba(163,204,143,.45) 98%,transparent),
  linear-gradient(90deg,var(--leaf-deep),var(--leaf-2))}

/* Dau trang */
.ch-header{position:sticky;top:0;z-index:90;background:rgba(35,65,47,.97);backdrop-filter:blur(8px);border-bottom:3px solid var(--bud)}
.ch-header-in{display:flex;align-items:center;gap:28px;padding:14px 24px}
.ch-brand{display:flex;align-items:center;flex-shrink:0}
.ch-brand-img{height:52px;width:auto}
.ch-nav{margin-left:auto}
.ch-nav-list{display:flex;gap:4px;flex-wrap:wrap}
.ch-nav-a{display:block;padding:10px 14px;font-size:14px;font-weight:600;color:#dfe7dd;border-radius:999px;transition:color .25s,background .25s}
.ch-nav-a:hover{color:#fff}
.ch-nav-a.is-active{color:#fff;background:var(--clay)}
.ch-burger{display:none;width:46px;height:46px;border:1px solid var(--line);background:transparent;border-radius:12px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.ch-burger span{display:block;width:20px;height:2px;background:var(--bud-soft);border-radius:2px;transition:transform .3s,opacity .3s}
.ch-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ch-burger.is-open span:nth-child(2){opacity:0}
.ch-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Menu di dong: nap gio hai che moc tu goc duoi trai */
.ch-scrim{position:fixed;inset:0;background:rgba(27,50,37,.8);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;z-index:98}
.ch-scrim.is-on{opacity:1;visibility:visible}
.ch-lidmenu{position:fixed;inset:0;z-index:99;background:
  radial-gradient(900px 480px at 14% 90%,rgba(127,176,105,.18),transparent 64%),
  linear-gradient(200deg,var(--leaf-deep),var(--leaf-2));
  transform-origin:16% 100%;transform:translateY(102%) rotate(5deg);opacity:0;visibility:hidden;transition:transform .55s cubic-bezier(.3,1.12,.4,1),opacity .4s,visibility .4s;overflow-y:auto;box-shadow:0 -20px 60px -20px rgba(27,50,37,.6);border-top:4px solid var(--bud)}
.ch-lidmenu.is-open{transform:none;opacity:1;visibility:visible}
.ch-lidmenu-in{position:relative;display:flex;flex-direction:column;justify-content:center;min-height:100%;padding:52px 28px 44px}
.ch-lidmenu-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}
.ch-lidmenu-title{font-family:var(--font-head);font-size:22px;color:var(--bud-soft)}
.ch-lidmenu-close{width:46px;height:46px;border:1px solid var(--line);background:transparent;color:var(--bud-soft);font-size:26px;border-radius:50%;cursor:pointer;line-height:1}
.ch-lidmenu-list{display:flex;flex-direction:column;gap:10px;max-width:560px;margin:0 auto;width:100%}
.ch-lidmenu-list a{display:flex;align-items:center;gap:16px;padding:13px 18px;border:1px solid rgba(163,204,143,.28);border-radius:999px 10px 999px 10px;color:var(--cream);opacity:0;transform:translateY(26px) rotate(-1deg);transition:transform .5s cubic-bezier(.3,1.18,.4,1),opacity .5s,border-color .25s,background .25s}
.ch-lidmenu.is-open .ch-lidmenu-list a{transform:none;opacity:1}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(1) a{transition-delay:.05s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(2) a{transition-delay:.1s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(3) a{transition-delay:.15s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(4) a{transition-delay:.2s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(5) a{transition-delay:.25s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(6) a{transition-delay:.3s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(7) a{transition-delay:.35s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(8) a{transition-delay:.4s}
.ch-lidmenu.is-open .ch-lidmenu-list li:nth-child(9) a{transition-delay:.45s}
.ch-lidmenu-list a:hover{border-color:var(--bud);background:rgba(127,176,105,.12)}
.ch-lidmenu-no{font-family:var(--font-head);color:var(--honey);font-size:12px;letter-spacing:.1em;flex-shrink:0}
.ch-lidmenu-name{font-size:16px;font-weight:600;flex:1}
.ch-sprout{width:14px;height:14px;flex-shrink:0;background:var(--bud);border-radius:0 50% 50% 50%;transform:rotate(45deg);box-shadow:0 0 0 3px rgba(127,176,105,.25)}
.ch-lidmenu-note{margin-top:26px;text-align:center;color:var(--mist);font-size:13px;opacity:.9}

/* Khoi anh hung: doi chè cong luoi bac the */
.ch-hero{background:
  radial-gradient(760px 460px at 86% 12%,rgba(127,176,105,.2),transparent 66%),
  radial-gradient(540px 380px at 4% 96%,rgba(217,164,65,.16),transparent 70%),
  linear-gradient(180deg,var(--cream-2),var(--cream) 80%);
  color:var(--tx);padding:82px 0 104px;overflow:hidden}
.ch-hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.ch-hero-kicker{display:flex;align-items:center;gap:10px;color:var(--clay);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:18px}
.ch-hero-title{font-family:var(--font-head);font-weight:400;font-size:clamp(30px,4.2vw,50px);line-height:1.2;margin-bottom:20px;color:var(--leaf)}
.ch-hero-desc{color:var(--tx-soft);font-size:16.5px;max-width:52ch;margin-bottom:30px}
.ch-hero-acts{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.ch-btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .25s,box-shadow .25s,background .25s,border-color .25s,color .25s;border:1px solid transparent}
.ch-btn b{font-weight:700}
.ch-btn:hover{transform:translateY(-2px)}
.ch-btn-clay{background:var(--clay);color:#fff;box-shadow:0 12px 26px -12px rgba(179,101,78,.95)}
.ch-btn-clay:hover{background:var(--clay-soft)}
.ch-btn-bud{background:var(--bud);color:var(--leaf-2);box-shadow:0 12px 26px -12px rgba(127,176,105,.95)}
.ch-btn-bud:hover{background:var(--bud-soft)}
.ch-btn-brick{background:var(--clay);color:#fff;box-shadow:0 12px 26px -12px rgba(179,101,78,.95)}
.ch-btn-brick:hover{background:var(--clay-soft)}
.ch-btn-brass{background:var(--honey);color:var(--leaf-2);box-shadow:0 12px 26px -12px rgba(217,164,65,.95)}
.ch-btn-brass:hover{background:#e5b45c}
.ch-btn-gold{background:var(--honey);color:var(--leaf-2);box-shadow:0 12px 26px -12px rgba(217,164,65,.95)}
.ch-btn-gold:hover{background:#e5b45c}
.ch-btn-fan{background:var(--clay);color:#fff;box-shadow:0 12px 26px -12px rgba(179,101,78,.95)}
.ch-btn-fan:hover{background:var(--clay-soft)}
.ch-btn-red{background:var(--clay);color:#fff;box-shadow:0 12px 26px -12px rgba(179,101,78,.95)}
.ch-btn-red:hover{background:var(--clay-soft)}
.ch-btn-line{border-color:var(--leaf);color:var(--leaf-deep);background:transparent}
.ch-btn-line:hover{background:rgba(255,255,255,.5)}
.ch-btn-ghost{border-color:#d9d2bd;color:var(--tx);background:transparent}
.ch-btn-ghost:hover{border-color:var(--clay);color:var(--clay)}
.ch-hero-stats{display:flex;gap:38px}
.ch-hero-stats li{display:flex;flex-direction:column;gap:4px;border-left:3px solid var(--bud);padding-left:16px}
.ch-hero-stats strong{font-family:var(--font-head);font-weight:400;font-size:30px;color:var(--clay)}
.ch-hero-stats span{font-size:13px;color:var(--tx-soft)}

.ch-hill-wrap{position:relative;max-width:430px;margin:0 auto;width:100%;padding:34px 0 44px}
.ch-terr-arcs{position:absolute;inset:-14px -8px;background:repeating-radial-gradient(circle at 50% 118%,rgba(127,176,105,.3) 0 2px,transparent 2px 30px);pointer-events:none}
.ch-arch{display:block;position:relative;width:88%;margin:0 auto;border-radius:999px 999px 22px 22px;overflow:hidden;border:6px solid var(--leaf);box-shadow:0 0 0 9px rgba(46,83,57,.14),var(--shadow)}
.ch-arch img{width:100%;aspect-ratio:1/.78;object-fit:cover}
.ch-steam{position:absolute;top:2px;right:16%;display:flex;gap:7px;align-items:flex-end}
.ch-steam i{display:block;width:3px;background:var(--mist);border-radius:4px;opacity:.6;animation:ch-rise 4s ease-in-out infinite alternate}
.ch-steam i:nth-child(1){height:26px}
.ch-steam i:nth-child(2){height:36px;animation-delay:.8s;opacity:.45}
.ch-steam i:nth-child(3){height:20px;animation-delay:1.6s;opacity:.35}
@keyframes ch-rise{from{transform:translateY(0)}to{transform:translateY(-8px)}}
.ch-leafbadge{position:absolute;bottom:52px;right:-4px;background:var(--leaf-2);color:var(--bud-soft);font-weight:700;font-size:11.5px;letter-spacing:.14em;padding:9px 16px;border-radius:999px;border:1px solid rgba(163,204,143,.5);transform:rotate(-2deg);box-shadow:var(--shadow);z-index:2}
.ch-hill-cap{position:absolute;bottom:24px;left:0;background:rgba(27,50,37,.92);color:var(--bud-soft);font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;border:1px solid var(--bud)}

/* Khu vuc chung */
.ch-section{padding:84px 0}
.ch-section-mist{background:
  radial-gradient(700px 380px at 12% 8%,rgba(247,245,238,.6),transparent 70%),
  linear-gradient(180deg,#dfeacf,#d2e2c0);color:var(--tx)}
.ch-section-cream{background:var(--cream-2)}
.ch-head{margin-bottom:46px}
.ch-head-center{text-align:center}
.ch-head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap}
.ch-kicker{color:var(--clay);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:12.5px;margin-bottom:10px}
.ch-kicker-leaf{color:var(--leaf)}
.ch-kicker-cream{color:var(--bud-soft)}
.ch-h2{font-family:var(--font-head);font-weight:400;font-size:clamp(26px,3.2vw,38px);line-height:1.24;color:var(--leaf)}
.ch-h2-leaf{color:var(--leaf-deep)}
.ch-head-desc{color:var(--tx-soft);max-width:62ch;margin-top:12px}
.ch-head-center .ch-head-desc{margin-left:auto;margin-right:auto}
.ch-head-desc-leaf{color:rgba(46,83,57,.8)}
.ch-no{font-family:var(--font-head);font-size:11.5px;letter-spacing:.18em;color:var(--clay)}

/* The chuyen muc: la chè moc goc 4x2 */
.ch-rows-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.ch-leaf{display:flex;flex-direction:column;background:#fff;border:1px solid #ddd8c5;border-top:4px solid var(--bud);border-radius:20px 6px 20px 6px;overflow:hidden;height:100%;transition:transform .3s,box-shadow .3s}
.ch-leaf:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.ch-leaf-media{display:block;position:relative;overflow:hidden}
.ch-leaf-media img{width:100%;aspect-ratio:9/6.6;object-fit:cover;transition:transform .5s}
.ch-leaf:hover .ch-leaf-media img{transform:scale(1.06)}
.ch-leaf-body{display:flex;flex-direction:column;gap:8px;padding:16px 18px 20px;flex:1;border-bottom:4px solid var(--clay)}
.ch-leaf-name{font-family:var(--font-head);font-weight:400;font-size:19px;color:var(--leaf)}
.ch-leaf-desc{font-size:13.5px;color:var(--tx-soft);flex:1}
.ch-leaf-go{font-size:13.5px;font-weight:700;color:var(--clay)}

/* Tieu diem: canh bac thang cua vuon tuan nay */
.ch-terrace{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.ch-lead{background:var(--cream);color:var(--tx);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(163,204,143,.9)}
.ch-lead a{display:flex;flex-direction:column;height:100%}
.ch-lead-media img{width:100%;aspect-ratio:8/5.2;object-fit:cover}
.ch-lead-body{display:flex;flex-direction:column;gap:12px;padding:26px}
.ch-chip{display:inline-flex;align-items:center;width:max-content;background:var(--leaf);color:var(--bud-soft);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;letter-spacing:.06em}
.ch-lead-title{font-family:var(--font-head);font-weight:400;font-size:23px;line-height:1.3;color:var(--leaf-deep)}
.ch-lead-desc{color:var(--tx-soft);font-size:14.5px}
.ch-lead-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--tx-soft);margin-top:auto}
.ch-more{font-weight:700;color:var(--clay);font-size:13.5px}
.ch-rowtrack{display:flex;flex-direction:column;gap:16px;position:relative;padding-left:36px}
.ch-rowtrack::before{content:"";position:absolute;left:8px;top:14px;bottom:14px;width:4px;border-radius:4px;background:repeating-radial-gradient(circle at 50% 14px,var(--leaf) 0 3px,transparent 3px 22px);background-size:4px 22px}
.ch-step a{display:flex;gap:16px;align-items:center;background:rgba(247,245,238,.95);color:var(--tx);border:1px solid rgba(46,83,57,.3);border-radius:999px 14px 999px 14px;padding:16px 20px;position:relative;transition:transform .3s,box-shadow .3s,border-color .25s}
.ch-step a:hover{transform:translateX(8px);border-color:var(--leaf)}
.ch-step-pin{flex-shrink:0;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;background:radial-gradient(circle,var(--bud-soft) 0 30%,var(--bud) 78%);border:2px solid var(--leaf);border-radius:50%}
.ch-step-pin b{font-family:var(--font-head);font-weight:400;color:var(--leaf-2);font-size:14px}
.ch-step a:hover .ch-step-pin{background:radial-gradient(circle,#fff 0 30%,var(--bud-soft) 78%)}
.ch-step-body{display:flex;flex-direction:column;gap:6px}
.ch-step-title{font-family:var(--font-head);font-weight:400;font-size:16px;line-height:1.34;color:var(--leaf-deep)}
.ch-step-meta{display:flex;gap:12px;font-size:12.5px;color:var(--tx-soft)}
.ch-step-meta i{font-style:normal;color:var(--clay);font-weight:600}

/* Luoi the bai viet */
.ch-grid{display:grid;gap:24px}
.ch-grid-4{grid-template-columns:repeat(4,1fr)}
.ch-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid #ddd8c5;transition:transform .3s,box-shadow .3s}
.ch-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.ch-card-link{display:flex;flex-direction:column;height:100%}
.ch-card-media{position:relative;overflow:hidden;display:block}
.ch-card-media img{width:100%;aspect-ratio:8/5.6;object-fit:cover;transition:transform .5s}
.ch-card:hover .ch-card-media img{transform:scale(1.06)}
.ch-card-date{position:absolute;left:12px;bottom:12px;background:var(--leaf);color:var(--bud-soft);font-style:normal;font-weight:700;font-size:12.5px;padding:6px 13px;letter-spacing:.04em;border-radius:999px}
.ch-card-body{display:flex;flex-direction:column;gap:9px;padding:18px;flex:1}
.ch-card-cat{font-size:12px;font-weight:700;color:var(--clay);letter-spacing:.1em;text-transform:uppercase}
.ch-card-title{font-family:var(--font-head);font-weight:400;font-size:16px;line-height:1.42;color:var(--leaf-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.ch-card-foot{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--tx-soft)}

/* Hoi dap: mo tung luong che */
.ch-faq-shell{max-width:880px}
.ch-faq{display:flex;flex-direction:column;gap:14px}
.ch-faq-item{background:#fff;border:1px solid #ddd8c5;border-left:5px solid var(--bud);border-radius:4px 20px 4px 20px;overflow:hidden}
.ch-faq-item[open]{border-color:var(--clay);border-left-color:var(--clay);box-shadow:0 0 0 1px var(--clay)}
.ch-faq-item summary{display:flex;align-items:center;gap:16px;padding:18px 24px;cursor:pointer;list-style:none}
.ch-faq-item summary::-webkit-details-marker{display:none}
.ch-faq-q{font-family:var(--font-head);font-weight:400;font-size:16.5px;color:var(--leaf-deep);flex:1}
.ch-faq-ico{position:relative;width:22px;height:22px;flex-shrink:0}
.ch-faq-ico::before,.ch-faq-ico::after{content:"";position:absolute;background:var(--clay);border-radius:2px;transition:transform .3s}
.ch-faq-ico::before{left:0;top:10px;width:22px;height:2px}
.ch-faq-ico::after{left:10px;top:0;width:2px;height:22px}
.ch-faq-item[open] .ch-faq-ico::after{transform:rotate(90deg)}
.ch-faq-a{padding:0 24px 20px 62px;color:var(--tx-soft);font-size:14.5px}

/* Dai gioi thieu sau loi doi */
.ch-about{background:
  radial-gradient(680px 380px at 84% 22%,rgba(217,164,65,.14),transparent 70%),
  linear-gradient(180deg,var(--leaf-2),#132218);
  color:var(--cream);padding:84px 0}
.ch-about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.ch-about-title{font-family:var(--font-head);font-weight:400;font-size:clamp(26px,3vw,36px);margin-bottom:16px;color:var(--cream)}
.ch-about-desc{color:#cfdcc9;margin-bottom:28px;max-width:56ch}
.ch-about-stats{display:flex;gap:34px;margin-bottom:32px}
.ch-about-stats li{display:flex;flex-direction:column;gap:4px;border-left:3px solid var(--bud);padding-left:14px}
.ch-about-stats strong{font-family:var(--font-head);font-weight:400;font-size:26px;color:var(--bud-soft)}
.ch-about-stats span{font-size:12.5px;color:#9fb09a}
.ch-about-media{position:relative}
.ch-about-frame{display:block;border:3px solid var(--bud);border-radius:999px 999px 20px 20px;overflow:hidden;box-shadow:0 0 0 8px rgba(127,176,105,.16),var(--shadow)}
.ch-about-frame img{width:100%;aspect-ratio:12/8.5;object-fit:cover}
.ch-about-cap{position:absolute;bottom:-14px;left:24px;background:var(--bud);color:var(--leaf-2);font-size:13px;font-weight:700;padding:8px 16px;border-radius:999px;border:2px solid var(--cream)}

/* Bang ron trang trong */
.ch-ibanner{position:relative;background:
  radial-gradient(600px 240px at 90% 0%,rgba(127,176,105,.24),transparent 70%),
  linear-gradient(180deg,var(--leaf),var(--leaf-deep));color:var(--cream);padding:56px 0;overflow:hidden}
.ch-ibanner-sky{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.ch-ibanner-sky i{position:absolute;width:22px;height:22px;background:linear-gradient(135deg,rgba(163,204,143,.5) 0 48%,transparent 50%);border-radius:0 50% 50% 50%;transform:rotate(45deg);
  animation:ch-leafdrift 8s ease-in-out infinite alternate}
.ch-ibanner-sky i:nth-child(1){left:6%;top:22px}
.ch-ibanner-sky i:nth-child(2){left:24%;bottom:14px;animation-delay:1.4s;opacity:.6;width:15px;height:15px}
.ch-ibanner-sky i:nth-child(3){left:48%;top:8px;animation-delay:2.6s}
.ch-ibanner-sky i:nth-child(4){left:70%;bottom:20px;animation-delay:3.4s;opacity:.7;width:18px;height:18px}
.ch-ibanner-sky i:nth-child(5){left:90%;top:26px;animation-delay:4.2s}
@keyframes ch-leafdrift{from{transform:rotate(40deg) translate(0,-4px)}to{transform:rotate(52deg) translate(4px,8px)}}
.ch-ibanner-in{position:relative}
.ch-ibanner-title{font-family:var(--font-head);font-weight:400;font-size:clamp(28px,3.6vw,42px);margin:12px 0 10px;color:var(--cream)}
.ch-ibanner-desc{color:#cfdcc9;max-width:64ch;font-size:15px}

/* Duong dan */
.ch-crumb{padding:18px 0 0}
.ch-crumb-list{display:flex;align-items:center;gap:10px;flex-wrap:wrap;list-style:none;margin:0;padding:0;font-size:13.5px;color:#9fb09a}
.ch-crumb-list li{display:flex;align-items:center;gap:10px}
.ch-crumb-list li+li::before{content:"\203A";color:var(--bud-soft);font-size:14px;font-weight:700}
.ch-crumb-list a{color:var(--bud-soft);font-weight:600}
.ch-crumb-list a:hover{text-decoration:underline}
.ch-crumb-list strong{color:var(--cream);font-weight:600}
.ch-crumb-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--tx-soft)}
.ch-crumb-line a{color:var(--clay);font-weight:600}
.ch-crumb-line a:hover{text-decoration:underline}
.ch-crumb-sep{color:var(--clay);font-size:10px}
.ch-crumb-now{font-weight:700;color:var(--leaf)}
.ch-ibanner .ch-crumb{padding:0}

/* Dau trang noi dung */
.ch-page{padding-top:56px}
.ch-page-head{margin-bottom:40px}
.ch-page-h1{font-family:var(--font-head);font-weight:400;font-size:clamp(28px,3.4vw,40px);color:var(--leaf);margin-bottom:14px}
.ch-page-desc{color:var(--tx-soft);max-width:70ch;margin-bottom:24px}
.ch-page-acts{display:flex;gap:14px;flex-wrap:wrap}

/* Chuyen muc khac */
.ch-other{margin-top:56px}
.ch-block-h,.ch-other-title,.ch-rel-title{font-family:var(--font-head);font-weight:400;font-size:24px;color:var(--leaf);margin-bottom:22px}
.ch-other-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.ch-other-list a{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid #ddd8c5;border-radius:14px;padding:16px 18px;transition:transform .25s,box-shadow .25s}
.ch-other-list a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.ch-other-body{display:flex;flex-direction:column;gap:4px;flex:1}
.ch-other-body strong{font-family:var(--font-head);font-weight:400;font-size:16px;color:var(--leaf-deep)}
.ch-other-body span{font-size:13px;color:var(--tx-soft)}
.ch-other-go{color:var(--clay);font-size:20px;font-weight:700}

/* Trang danh sach */
.ch-list-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.ch-rows{display:flex;flex-direction:column;gap:18px}
.ch-lrow{background:#fff;border:1px solid #ddd8c5;border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.ch-lrow:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.ch-lrow-link{display:grid;grid-template-columns:230px 1fr 74px}
.ch-lrow-media img{width:100%;height:100%;object-fit:cover}
.ch-lrow-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px}
.ch-lrow-meta i{font-style:normal;font-size:12px;font-weight:700;color:var(--clay);letter-spacing:.1em;text-transform:uppercase}
.ch-lrow-title{font-family:var(--font-head);font-weight:400;font-size:18px;line-height:1.36;color:var(--leaf-deep)}
.ch-lrow-desc{font-size:13.5px;color:var(--tx-soft)}
.ch-lrow-date{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:var(--leaf-2);color:var(--bud-soft);padding:10px}
.ch-lrow-date b{font-family:var(--font-head);font-weight:400;font-size:26px;line-height:1}
.ch-lrow-date i{font-style:normal;font-size:11px;letter-spacing:.08em;color:var(--bud-soft)}
.ch-pagi{display:flex;gap:8px;margin-top:30px;flex-wrap:wrap}
.ch-pagi a,.ch-pagi button{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #ddd8c5;background:#fff;color:var(--tx);border-radius:999px;font-weight:700;font-size:14px;cursor:pointer;padding:0 12px;font-family:var(--font-body)}
.ch-pagi .is-cur{background:var(--leaf);border-color:var(--leaf);color:var(--bud-soft)}
.ch-pagi .is-dis{opacity:.45;pointer-events:none}
.ch-pagi a:hover:not(.is-cur){border-color:var(--clay);color:var(--clay)}

/* Cot ben */
.ch-side{display:flex;flex-direction:column;gap:26px;position:sticky;top:96px}
.ch-side-box{background:#fff;border:1px solid #ddd8c5;border-radius:var(--radius);padding:22px}
.ch-side-h{font-family:var(--font-head);font-weight:400;font-size:18px;color:var(--leaf);margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--bud)}
.ch-side-hot{display:flex;flex-direction:column;gap:14px}
.ch-side-hot a{display:grid;grid-template-columns:76px 1fr;gap:12px;align-items:center}
.ch-side-hot img{width:76px;height:58px;object-fit:cover;border-radius:999px;border:2px solid var(--bud-soft)}
.ch-side-hot-body{display:flex;flex-direction:column;gap:3px}
.ch-side-hot-body strong{font-size:13.5px;font-weight:600;line-height:1.4;color:var(--leaf-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ch-side-hot-body time{font-size:11.5px;color:var(--tx-soft)}
.ch-side-more{display:inline-flex;gap:6px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--clay)}
.ch-side-list{display:flex;flex-direction:column;gap:12px}
.ch-side-list a{display:flex;gap:12px;align-items:baseline;font-size:13.5px;color:var(--leaf-deep)}
.ch-side-list a:hover{color:var(--clay)}
.ch-dot{width:24px;height:24px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;background:var(--bud);color:var(--leaf-2);border-radius:0 50% 50% 50%;font-size:12px;font-weight:800;transform:translateY(4px) rotate(45deg)}
.ch-dot{transform:translateY(4px)}
.ch-side-note{background:var(--leaf-2);border-color:var(--line)}
.ch-side-note .ch-side-h{color:var(--bud-soft);border-color:var(--bud)}
.ch-side-note p{color:#cfdcc9;font-size:13.5px;margin-bottom:16px}

/* Trang bai viet */
.ch-article-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.ch-article-h1{font-family:var(--font-head);font-weight:400;font-size:clamp(26px,3vw,38px);line-height:1.32;color:var(--leaf-deep);margin-bottom:18px}
.ch-article-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--tx-soft);margin-bottom:24px}
.ch-meta-item b{color:var(--leaf-deep)}
.ch-article-figure{margin-bottom:26px;border-radius:var(--radius);overflow:hidden;border:1px solid #ddd8c5}
.ch-article-figure img{width:100%;height:auto}
.ch-article-body{font-size:16px;color:var(--tx)}
.ch-article-body p{margin-bottom:18px}
.ch-article-body h2{font-family:var(--font-head);font-weight:400;font-size:24px;color:var(--leaf-deep);margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--bud)}
.ch-article-body h3{font-family:var(--font-head);font-weight:400;font-size:19px;color:var(--leaf-deep);margin:26px 0 12px}
.ch-article-body ul,.ch-article-body ol{margin:0 0 18px 22px;list-style:disc}
.ch-article-body ol{list-style:decimal}
.ch-article-body li{margin-bottom:8px}
.ch-article-body img{border-radius:12px;margin:20px 0}
.ch-article-body blockquote{border-left:4px solid var(--clay);background:var(--cream-2);padding:16px 20px;border-radius:0 12px 12px 0;margin:0 0 18px;color:var(--tx-soft);font-style:italic}
.ch-article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;padding-top:22px;border-top:1px solid #ddd8c5}
.ch-tag-label{font-size:13px;color:var(--tx-soft)}
.ch-tag{background:var(--cream-2);border:1px solid #ddd8c5;color:var(--tx);font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:999px;transition:all .25s}
.ch-tag:hover{background:var(--leaf);border-color:var(--leaf);color:var(--bud-soft)}
.ch-switcher{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:34px 0 44px}
.ch-switcher-cell{background:#fff;border:1px solid #ddd8c5;border-radius:14px;padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.ch-switcher-next{text-align:right}
.ch-switcher-label{font-size:12px;font-weight:700;color:var(--clay);letter-spacing:.12em;text-transform:uppercase}
.ch-switcher-link{font-family:var(--font-head);font-weight:400;font-size:15px;color:var(--leaf-deep)}
.ch-switcher-link:hover{color:var(--clay)}
.ch-switcher-empty{font-size:13.5px;color:var(--tx-soft)}

/* Lien ket website */
.ch-flink{background:var(--cream-2);padding:56px 0}
.ch-flink-head{text-align:center;margin-bottom:30px}
.ch-flink-title{font-family:var(--font-head);font-weight:400;font-size:24px;color:var(--leaf);margin-bottom:8px}
.ch-flink-note{color:var(--tx-soft);font-size:14px}
.ch-flink-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.ch-flink-chip{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid #ddd8c5;border-radius:999px;padding:10px 20px 10px 10px;font-weight:600;font-size:14px;color:var(--leaf-deep);transition:transform .25s,box-shadow .25s}
.ch-flink-chip:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.ch-flink-logo{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--bud-soft)}

/* Chan trang */
.ch-footer{background:var(--leaf-2);color:var(--cream);padding-bottom:36px}
.ch-string{display:flex;justify-content:center;gap:10px;padding:20px 0 14px}
.ch-string i{display:block;width:34px;height:16px;background:
  linear-gradient(90deg,rgba(163,204,143,.55) 0 2px,transparent 2px 9px),
  linear-gradient(180deg,rgba(163,204,143,.1),transparent);
  background-repeat:repeat-x}
.ch-string i:nth-child(2n){background:
  linear-gradient(90deg,rgba(179,101,78,.65) 0 2px,transparent 2px 9px),
  linear-gradient(180deg,rgba(179,101,78,.15),transparent);
  background-repeat:repeat-x;width:26px;height:12px}
.ch-string i:nth-child(3n){width:42px;height:18px}
.ch-string-foot{margin-bottom:32px;border-bottom:1px solid rgba(163,204,143,.2);padding-bottom:24px}
.ch-foot-top{display:flex;align-items:center;gap:30px;flex-wrap:wrap;margin-bottom:44px}
.ch-fbrand{display:flex;align-items:center}
.ch-fbrand-img{height:56px;width:auto}
.ch-foot-slogan{color:#9fb09a;font-size:14px;max-width:52ch}
.ch-foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(163,204,143,.2);margin-bottom:26px}
.ch-foot-h{font-family:var(--font-head);font-weight:400;font-size:17px;color:var(--bud-soft);margin-bottom:16px}
.ch-foot-list{display:flex;flex-direction:column;gap:10px}
.ch-foot-cats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ch-foot-list a{color:#d6dfd2;font-size:14px;transition:color .25s,padding-left .25s}
.ch-foot-list a:hover{color:var(--bud-soft);padding-left:4px}
.ch-foot-info{display:flex;flex-direction:column;gap:12px}
.ch-foot-info li{display:flex;flex-direction:column;gap:2px}
.ch-foot-key{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--bud-soft);font-weight:700}
.ch-foot-val{font-size:14px;color:var(--cream)}
.ch-foot-copy{font-size:13px;color:#8a9a86;margin-bottom:14px}
.ch-foot-meta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;font-size:12.5px;color:#8a9a86}
.ch-foot-sitemap{color:var(--bud-soft)}
.ch-foot-sitemap:hover{text-decoration:underline}

/* Nut len dau trang */
.ch-top-btn{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:999px;background:var(--clay);color:#fff;border:2px solid var(--clay-soft);font-size:20px;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;z-index:80}
.ch-top-btn.is-on{opacity:1;visibility:visible;transform:none}
.ch-top-btn:hover{background:var(--clay-soft)}

/* Trang 404 */
.ch-404{padding:110px 0;background:
  radial-gradient(700px 340px at 50% 0%,rgba(127,176,105,.2),transparent 70%),
  var(--leaf-2);color:var(--cream)}
.ch-404-board{max-width:640px;margin:0 auto;text-align:center;padding:0 24px}
.ch-404-code{display:block;font-family:var(--font-head);font-weight:400;font-size:120px;line-height:1;color:transparent;-webkit-text-stroke:2px var(--bud-soft);margin-bottom:16px}
.ch-404-kicker{color:var(--bud-soft);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:12px}
.ch-404-title{font-family:var(--font-head);font-weight:400;font-size:32px;margin-bottom:14px;color:var(--cream)}
.ch-404-desc{color:#cfdcc9;margin-bottom:30px}
.ch-404-acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Khung phu: cot noi dung, cot chan trang, muc lien quan */
.ch-hero-copy,.ch-about-copy,.ch-foot-col,.ch-list-main,.ch-show-main{min-width:0}
.ch-foot-base{margin-top:4px}
.ch-related{margin-top:8px}

/* Hieu ung hien dan, chi bat khi co js */
html.ch-js .ch-reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
html.ch-js .ch-reveal.is-in{opacity:1;transform:none}

/* Dap ung man hinh */
@media(max-width:1100px){
  .ch-rows-grid,.ch-grid-4{grid-template-columns:repeat(2,1fr)}
  .ch-nav{display:none}
  .ch-burger{display:flex}
  .ch-hero-in{grid-template-columns:1fr;gap:44px}
  .ch-hill-wrap{max-width:380px}
}
@media(max-width:900px){
  .ch-terrace{grid-template-columns:1fr}
  .ch-list-wrap,.ch-article-wrap{grid-template-columns:1fr}
  .ch-side{position:static}
  .ch-about-wrap{grid-template-columns:1fr;gap:44px}
  .ch-foot-grid{grid-template-columns:1fr;gap:30px}
  .ch-other-list{grid-template-columns:1fr}
}
@media(max-width:640px){
  .ch-section{padding:60px 0}
  .ch-hero{padding:56px 0 84px}
  .ch-hero-stats{gap:22px;flex-wrap:wrap}
  .ch-rows-grid,.ch-grid-4{grid-template-columns:1fr}
  .ch-lrow-link{grid-template-columns:120px 1fr}
  .ch-lrow-date{display:none}
  .ch-switcher{grid-template-columns:1fr}
  .ch-switcher-next{text-align:left}
  .ch-faq-a{padding-left:24px}
  .ch-head-split{align-items:flex-start;flex-direction:column}
  .ch-foot-cats{grid-template-columns:1fr 1fr}
  .ch-steam i:nth-child(3){display:none}
  .ch-leafbadge{font-size:10px;padding:8px 12px}
}